UGREEN Airplane Audio Adapter Bluetooth 5.2 Transmitter/Receiver - for Airpods or Wireless Headphones Enjoy wireless audio on flights with the UGREEN Bluetooth 5.2 Airplane Audio Adapter. Designed for AirPods and Bluetooth headphones, this compact adapter allows you to connect to in-flight entertainment systems via a 3.5mm audio jack, eliminating the need for wired headphones. With Bluetooth 5.2 technology, it ensures a stable connection, low latency, and high-quality sound for an immersive listening experience. The dual device pairing feature allows two users to connect simultaneously, perfect for sharing entertainment. Its long battery life ensures uninterrupted use during flights, making it an essential travel companion. Specifications: Brand: Ugreen Color: Black Bluetooth version: 5.2 Input: 3.5mm Bluetooth protocol: A2DP/AVRCP/HFP/HSP Codec: RX mode: SBC, AAC; TX mode: SBC Multipoint connection: Two-point connection Frequency band: 2400MHz-2483.5MHz Transmission range: Up to 10m Frequency response: 20Hz-20kHz Battery capacity: 300mAh 3.7V (1.11Wh) Power supply: USB-C port (5V) Charging time: Approximately 2 hours Operating time: Transmit about 28 hours, receive about 20 hours Included accessories: USB-A to UBS-C 0.5m cable